CVE-2023-52577 dccp: fix dccp_v4_err()/dccp_v6_err() again

In the Linux kernel, the following vulnerability has been resolved: dccp: fix dccpv4err/dccpv6err again dh-dccphx is the 9th byte offset 8 in "struct dccphdr", not in the "byte 7" as Jann claimed. We need to make sure the ICMP messages are big enough, using more standard ways no more assumptions...

CVE-2023-52577

In the Linux kernel, the following vulnerability has been resolved: dccp: fix dccpv4err/dccpv6err again dh-dccphx is the 9th byte offset 8 in "struct dccphdr", not in the "byte 7" as Jann claimed. We need to make sure the ICMP messages are big enough, using more standard ways no more assumptions...

CVE-2023-52577 dccp: fix dccp_v4_err()/dccp_v6_err() again

In the Linux kernel, the following vulnerability has been resolved: dccp: fix dccpv4err/dccpv6err again dh-dccphx is the 9th byte offset 8 in "struct dccphdr", not in the "byte 7" as Jann claimed. We need to make sure the ICMP messages are big enough, using more standard ways no more assumptions...

CVE-2023-39541

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39541

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39540

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

Out-of-bounds

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

Out-of-bounds

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39541

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39540

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39540

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39540

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

CVE-2023-39540

CVE-2023-39540 affects Weston Embedded uC-TCP-IP v3.06.01. Talos documents a denial-of-service via an out-of-bounds read in the ICMPv4 parsing path. Specifically, NetICMPv4_TxMsgErrValidate can use an uninitialized ICMP_MsgIx to index into a buffer when processing ICMP error messages, triggering ...

Weston Embedded uC-TCP-IP Security Vulnerability

Weston Embedded uC-TCP-IP is a TCP/IP stack for embedded systems from Weston Embedded. A security vulnerability exists in Weston Embedded uC-TCP-IP version v3.06.01 that stems from a denial of service vulnerability in the ICMP and ICMPv6 parsing functions...

CVE-2023-39541: Buffer Over-read

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

PT-2024-2165 · Unknown · Weston Embedded Uc-Tcp-Ip

Name of the Vulnerable Software and Affected Versions: Weston Embedded uC-TCP-IP version 3.06.01 Description: A denial of service issue exists in the ICMP and ICMPv6 parsing functionality, related to an out-of-bounds read. This can be triggered by a specially crafted network packet, allowing a...

CVE-2023-39540: Buffer Over-read

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a...

Weston Embedded uC-TCP-IP ICMP/ICMPv6 parsing denial of service vulnerabilities

Talos Vulnerability Report TALOS-2023-1828 Weston Embedded uC-TCP-IP ICMP/ICMPv6 parsing denial of service vulnerabilities February 20, 2024 CVE Number CVE-2023-39540,CVE-2023-39541 SUMMARY A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded...

CVE-2022-23093

ping reads raw IP packets from the network to process responses in the prpack function. As part of processing a response ping has to reconstruct the IP header, the ICMP header and if present a "quoted packet," which represents the packet that generated an ICMP error. The quoted packet again has a...

Design/Logic Flaw

ping reads raw IP packets from the network to process responses in the prpack function. As part of processing a response ping has to reconstruct the IP header, the ICMP header and if present a "quoted packet," which represents the packet that generated an ICMP error. The quoted packet again has a...